Spatial Coverage
- Michigan, Lake57
- North Sea57
- Atlantic Ocean56
- California, Southern56
- Emery County56
- Iraq56
- Africa, West55
- Iran55
- New Haven (Conn.)55
- Northeastern States55
- Moon54
- Pacific Coast (Calif.)54
- San Bernardino County54
- South Pacific Ocean54
- Atlantic Coast (U.S.)52
- Madison County52
- Indian Territory51
- Long Island Sound (N.Y. and Conn.)51
- San Juan County (N.M.)51
- Wyoming.51
